15663930255

素因数分解:

$3^4\times 5^1\times {\mathrm{38676371}}^1$

素因数の和:38676388

約数の個数: 20

約数和(自身を含む): 28079046072

約数和(自身を除く): 12415115817

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 38676371, 116029113, 193381855, 348087339, 580145565, 1044262017, 1740436695, 3132786051, 5221310085, 15663930255]

約数ペア:

[(1, 15663930255), (3, 5221310085), (5, 3132786051), (9, 1740436695), (15, 1044262017), (27, 580145565), (45, 348087339), (81, 193381855), (135, 116029113), (405, 38676371)]